<template>
	<a-row :gutter="10">
		<a-col :xs="24" :sm="24" :md="24" :lg="5" :xl="5">
			<a-card :bordered="false" :loading="cardLoading" class="left-tree-container">
				<a-tree
					v-if="treeData.length > 0"
					v-model:expandedKeys="defaultExpandedKeys"
					:tree-data="treeData"
					:field-names="treeFieldNames"
					@select="treeSelect"
				/>
				<a-empty v-else :image="Empty.PRESENTED_IMAGE_SIMPLE" />
			</a-card>
		</a-col>
		<a-col :xs="24" :sm="24" :md="24" :lg="19" :xl="19">
			<a-card :bordered="false">
				<a-form ref="searchFormRef" name="advanced_search" :model="searchFormState" class="ant-advanced-search-form">
					<a-row :gutter="24">
						<a-col :span="6">
							<a-form-item label="题目" name="questionTitle">
								<a-input v-model:value="searchFormState.questionTitle" placeholder="请输入题目" />
							</a-form-item>
						</a-col>
						<a-col :span="6">
							<a-form-item label="类型" name="questionType">
								<a-select
									v-model:value="searchFormState.questionType"
									placeholder="请选择类型"
									:options="questionTypeOptions"
								/>
							</a-form-item>
						</a-col>
						<a-col :span="6">
							<a-form-item label="难度" name="difficulty">
								<a-select
									v-model:value="searchFormState.difficulty"
									placeholder="请选择难度"
									:options="difficultyOptions"
								/>
							</a-form-item>
						</a-col>
						<a-col :span="6" v-show="advanced">
							<a-form-item label="状态" name="status">
								<a-select v-model:value="searchFormState.status" placeholder="请选择状态" :options="statusOptions" />
							</a-form-item>
						</a-col>
						<a-col :span="6">
							<a-button type="primary" @click="tableRef.refresh()">查询</a-button>
							<a-button style="margin: 0 8px" @click="reset">重置</a-button>
							<a @click="toggleAdvanced" style="margin-left: 8px">
								{{ advanced ? '收起' : '展开' }}
								<component :is="advanced ? 'up-outlined' : 'down-outlined'" />
							</a>
						</a-col>
					</a-row>
				</a-form>
				<s-table
					ref="tableRef"
					:columns="columns"
					:data="loadData"
					:alert="options.alert.show"
					bordered
					:row-key="(record) => record.id"
					:tool-config="toolConfig"
					:row-selection="options.rowSelection"
				>
					<template #operator class="table-operator">
						<a-space>
							<a-button type="primary" @click="formRef.onOpen()" v-if="hasPerm('tblQuestionAdd')">
								<template #icon>
									<plus-outlined />
								</template>
								新增
							</a-button>
							<xn-batch-button
								v-if="hasPerm('tblQuestionBatchDelete')"
								buttonName="批量删除"
								icon="DeleteOutlined"
								:selectedRowKeys="selectedRowKeys"
								@batchCallBack="deleteBatchTblQuestion"
							/>
						</a-space>
					</template>
					<template #bodyCell="{ column, record }">
						<template v-if="column.dataIndex === 'questionType'">
							{{ $TOOL.dictTypeData('question_type', record.questionType) }}
						</template>
						<template v-if="column.dataIndex === 'questionTitle'">
							<div v-html="record.questionTitle"></div>
						</template>
						<template v-if="column.dataIndex === 'category'">
							{{ record.category.name }}
						</template>
						<template v-if="column.dataIndex === 'answer'">
							<div v-html="getAnswer(record.questionType, record.answer)"></div>
						</template>
						<template v-if="column.dataIndex === 'status'">
							{{ $TOOL.dictTypeData('status', record.status) }}
						</template>
						<template v-if="column.dataIndex === 'difficulty'">
							{{ $TOOL.dictTypeData('question_difficulty', record.difficulty) }}
						</template>
						<template v-if="column.dataIndex === 'action'">
							<a-space>
								<a @click="formRef.onOpen(record)" v-if="hasPerm('tblQuestionEdit')">编辑</a>
								<a-divider type="vertical" v-if="hasPerm(['tblQuestionEdit', 'tblQuestionDelete'], 'and')" />
								<a-popconfirm title="确定要删除吗？" @confirm="deleteTblQuestion(record)">
									<a-button type="link" danger size="small" v-if="hasPerm('tblQuestionDelete')">删除</a-button>
								</a-popconfirm>
							</a-space>
						</template>
					</template>
				</s-table>
			</a-card>
		</a-col>
	</a-row>
	<Form ref="formRef" @successful="tableRef.refresh()" />
</template>

<script setup name="question">
	import tool from '@/utils/tool'
	import { cloneDeep, isEmpty } from 'lodash-es'
	import Form from './form.vue'
	import tblQuestionApi from '@/api/biz/tblQuestionApi'
	import { Empty } from 'ant-design-vue'
	import tblCategoryApi from '@/api/biz/tblCategoryApi'

	const searchFormState = ref({})
	const searchFormRef = ref()
	const tableRef = ref()
	const formRef = ref()
	const toolConfig = { refresh: true, height: true, columnSetting: true, striped: false }
	// 查询区域显示更多控制
	const advanced = ref(false)
	const toggleAdvanced = () => {
		advanced.value = !advanced.value
	}
	const columns = [
		{
			title: '题目',
			dataIndex: 'questionTitle'
		},
		{
			title: '所属题库分类',
			dataIndex: 'category'
		},
		{
			title: '类型',
			dataIndex: 'questionType'
		},
		{
			title: '答案',
			dataIndex: 'answer',
			width: '600px'
		},
		{
			title: '状态',
			dataIndex: 'status'
		},
		{
			title: '难度',
			dataIndex: 'difficulty'
		}
	]
	// 操作栏通过权限判断是否显示
	if (hasPerm(['tblQuestionEdit', 'tblQuestionDelete'])) {
		columns.push({
			title: '操作',
			dataIndex: 'action',
			align: 'center',
			width: 150
		})
	}
	const selectedRowKeys = ref([])
	// 列表选择配置
	const options = {
		// columns数字类型字段加入 needTotal: true 可以勾选自动算账
		alert: {
			show: true,
			clear: () => {
				selectedRowKeys.value = ref([])
			}
		},
		rowSelection: {
			onChange: (selectedRowKey, selectedRows) => {
				selectedRowKeys.value = selectedRowKey
			}
		}
	}
	const loadData = (parameter) => {
		loadTreeData()
		const searchFormParam = cloneDeep(searchFormState.value)
		return tblQuestionApi.tblQuestionPage(Object.assign(parameter, searchFormParam)).then((data) => {
			return data
		})
	}
	// 重置
	const reset = () => {
		searchFormRef.value.resetFields()
		tableRef.value.refresh(true)
	}
	// 删除
	const deleteTblQuestion = (record) => {
		let params = [
			{
				id: record.id
			}
		]
		tblQuestionApi.tblQuestionDelete(params).then(() => {
			tableRef.value.refresh(true)
		})
	}
	// 批量删除
	const deleteBatchTblQuestion = (params) => {
		tblQuestionApi.tblQuestionDelete(params).then(() => {
			tableRef.value.clearRefreshSelected()
		})
	}
	const questionTypeOptions = tool.dictList('question_type')
	const statusOptions = tool.dictList('status')
	const difficultyOptions = tool.dictList('question_difficulty')

	// ========
	const cardLoading = ref(true)
	const treeData = ref([])
	const defaultExpandedKeys = ref([])
	// 替换treeNode 中 title,key,children
	const treeFieldNames = { children: 'children', title: 'name', key: 'id' }

	const getAnswer = (questionType, answer) => {
		if (questionType === 'simple') {
			const answerData = JSON.parse(answer)
			let data = `标准答案：${answerData?.norm}`
			if (answerData.keyword) {
				answerData.keyword.forEach((item, index) => {
					data += `<br/> 关键词${index + 1}:${item.key},【占比${item.value}】`
				})
			}
			return data
		}
		if (questionType === 'fill') {
			const answerData = JSON.parse(answer)
			if (answerData && Array.isArray(answerData)) {
				let data = ''
				for (let i = 0; i < answerData.length; i++) {
					if (Array.isArray(answerData[i])) {
						if (i === 0) {
							data += `填空位置${i + 1}:`
						} else {
							data += `<br> 填空位置${i + 1}:`
						}
						for (let j = 0; j < answerData[i].length; j++) {
							data += `${answerData[i][j]}、`
						}
					}
				}
				return data
			}
		}
		return answer
	}
	// 加载左侧的树
	const loadTreeData = () => {
		tblCategoryApi.categoryTreeSelector({ type: 'library' }).then((res) => {
			cardLoading.value = false
			if (res !== null) {
				treeData.value = res
				if (isEmpty(defaultExpandedKeys.value)) {
					// 默认展开2级
					treeData.value.forEach((item) => {
						// 因为0的顶级
						if (item.parentId === '0') {
							defaultExpandedKeys.value.push(item.id)
							// 取到下级ID
							if (item.children) {
								item.children.forEach((items) => {
									defaultExpandedKeys.value.push(items.id)
								})
							}
						}
					})
				}
			}
		})
	}
	// 点击树查询
	const treeSelect = (selectedKeys) => {
		if (selectedKeys.length > 0) {
			searchFormState.value.categoryId = selectedKeys.toString()
		} else {
			delete searchFormState.value.categoryId
		}
		tableRef.value.refresh(true)
	}
</script>

<style scoped lang="less">
	.answer {
		white-space: pre-wrap; /* 保留换行和空格 */
	}
</style>
